With today’s release of iOS 9, Apple has introduced a number of exciting new features. From the stylish News app to side-by-side multitasking on the iPad, iOS 9 is a must-have update for anyone with a device running the previous release. Ready to make the jump? Here’s how.

The Mexican cave fish is blind and close to brainless. Researchers suggested that the fish dropped the eyes and evolved a simplified brain in order to save energy. But is that really the best explanation we might have?

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